Granted Patent
Utility
US 4,763,667 · App. 06/909,624
Tissue-penetrating catheter device
Inventor:
Michael Manzo
Patented Case
View Patent ↗
Granted: Aug 16, 1988
Filed: Sep 19, 1986
Inventor
Michael Manzo
Assignee (at issue)
Microvasive, Inc.
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.